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This test is run by guest.
Note that your final mark will not be saved in the system.

1.1.a. Skeletal and muscular systems Pindrop

Target Level

Running Total

Attempt

1 of 3

Drag the labels at the top into their correct position on the diagram.
You must position all the labels before clicking ‘Check!’

Label the parts that make up a motor unit.

Action potential arriving at the motor neuron

Action potential arriving at the neuromuscular junction

Myelin sheath

Synaptic vesicle

Neurotransmitter

Synaptic cleft

Motor end plate

Neuromuscular junction

Sodium ion channel

Muscle fibre

Axon

This is your 1^st attempt! You get 3 marks for each one you get right. Good luck!

Pass Mark

80%